<div
  xmlns="http://www.w3.org/1999/xhtml"
  xmlns:nevow="http://nevow.com/ns/nevow/0.1"
  xmlns:athena="http://divmod.org/ns/nevow/0.7"
  nevow:render="liveElement"
  >
  <input type="submit"
         value="Push me"
         onclick='Nevow.Athena.Widget.get(this).clicked();'/>
</div>
